Marshall & Swift | The Gold Standard in Property Valuation

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Marshall & Swift® Valuation

Access accurate, defensible replacement costs

Overview

Clarifying property tax decisions

Real estate data that drives an accurate evaluation of cost is at the heart of the property market. From appraisers and assessors to lenders, tax services, and insurers, verifying today’s construction costs — and preparing for tomorrow’s — is essential.

That’s why for over 90 years, Cotality's Marshall & Swift has been trusted to provide experts with the industry’s most extensive, up-to-date, and objectively validated replacement cost values.

We offer residential, commercial, industrial, and agricultural costing data tailored to your industry and customized to your needs.

Where to access :

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Trusted and defensible property data

Marshall & Swift’s cost data is rigorously tested and trusted across the U.S. and Canada, written into legislation in 30+ states, ensuring reliable, defensible valuations for all industries.

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Triple-validated valuations

Since 1932, Marshall & Swift has used three rigorous validation methods to ensure accurate, consistent valuations, preventing inflated costs and keeping data aligned with construction cost trends.

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Reliable and repeatable methodology

Marshall & Swift continuously updates cost data with expert insights and market research, providing consistent, accurate valuations and reliable replacement cost comparisons across the U.S. and Canada.

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Features